Maproom 

Maproom, named because it once served as the search and rescue headquarters, is either a spacious add-on to the diner, or can be studio bunkroom, with queen bed, twin sofas, chest of drawers.
 

Picture above shows outside entrance, and kitchenette by the door. Kitchenette has small appliances, dorm fridge.

 

 

Below is shown cabinets and hanging closet.

 

 

Outside entrance is sheltered by a deck above.

Maproom shares the below nearby "shop" bathroom, nicely remodeled.